Leo Narducci, a leading Seventh Avenue designer in the 1960s and 1970s who helped to define affordable American sportswear as a business unto itself, died Saturday at age 91.
The designer died of pancreatic cancer at a hospice care facility in Providence, R.I., according to Lannie Diamond, whose late father Edward was Narducci’s longtime partner.
Funeral services are being planned for Narducci in Brockton, Mass., and burial…